public class array5 {
    public static void main(String[] args) {
        int[]arr ={1,2,3,4,5,6,7,8,9,10};
        for (int i = 0; i < arr.length; i++) {
            if (arr[i]%2==0){
                arr[i]=arr[i]/2;
            }else {arr[i]=arr[i]*2;}
            System.out.println(arr[i]);
        }
    }
}
